Michael Onyiego

Tens of thousands of people have already swarmed to a refugee camp in South Sudan and a new wave will soon begin the trek from the Nuba Mountains.

South Sudan has ordered oil companies to shut down oil production within two weeks, to prevent Sudan from stealing more oil from the new country.

Members of a South Sudan tribe, previously targeted in an ethnic assault, killed 47 people in another revenge attack, escalating the tribal conflict.